#define  _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
using namespace std;
class Stack
{
private:
	int* a;
	int top;
	int capacity;

public:
	void Init()
	{
		int* a = (int*)malloc(sizeof(int*) * 4);
		top = 0;
		capacity = 0;
	}
	void Push() {

	}
};
int main() {
	Stack s;
	s.Init();
	
	return 0;
}